Here today is a used Sony FM/AM Receiver STR-SE391. Unit powers up and keeps flashing Protect. Other then that I know nothing about this machine. AS IS FOR PARTS ONLY Sold as found from an estate. Has some light cosmetic issues. See photos as they are an important part of the description and will help you know what you are bidding on. I do not accept returns. I do my best to describe all items but Sometimes I miss things so the photos are important. . Please Please ask questions. Thanks for bidding and good luck. Check out all my items for some great finds. Lots of cool stuff at my sales. I can combine shipping on most.